نتایج جستجو برای: long memory and leverage effects second

تعداد نتایج: 17208860  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1385

acknowledge the importance of e-commerce to their countries and to survival of their businesses and in creating and encouraging an atmosphere for the wide adoption and success of e-commerce in the long term. the investment for implementing e-commerce in the public sector is one of the areas which is focused in government‘s action plan for cross-disciplinary it development and e-readiness in go...

ژورنال: رویش روانشناسی 2019

Introduction: cognitive function included wide range of perceptions,memory and complex cognitive operations. Due to the memory effect at all aspects of life and unaffected by of drugs the aim of this study is comparison of memory function in normal and addicts individuals.Method: The Method of  This study is descriptive and Causal-comparative. Therefore 100 addicts under the East Azarbaijane Be...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان 1392

in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

پایان نامه :0 1375

to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...

Journal: :iranian journal of basic medical sciences 0
imanollah bigdeli faculty of psychology and educational sciences, university of semnan, semnan, iran masomeh nikfarjam- haft asia faculty of psychology and educational sciences, university of semnan, semnan, iran hossein miladi-gorji laboratory of animal addiction models, research center and department of physiology, school of medicine, semnan university of medical sciences, semnan, iran atefeh fadaei faculty of psychology and educational sciences, university of semnan, semnan, iran

objective(s): there is controversial evidence about the effect of methamphetamine (meth) on spatial memory. we tested the time- dependent effects of meth on spatial short-term (working) and long-term (reference) memory in meth –sensitized and withdrawn rats in the morris water maze. materials and methods: rats were sensitized to meth (2 mg/kg, daily/5 days, sc). rats were trained in water maze ...

Journal: :iranian journal of basic medical sciences 0
maryam khombi shooshtari department of biology, faculty of sciences, shahid chamran university, ahvaz, iran ahmad ali moazedi department of biology, faculty of sciences, shahid chamran university, ahvaz, iran gholam ali parham department of statistics, faculty of mathematic, shahid chamran university, ahvaz, iran

objective(s)previous studies have shown that vitamin b as well as folate supplementation has been implicated in cognitive and neurodegenerative disorders including alzheimer’s and parkinson's diseases. the aim of present study was to evaluate the effects of folic acid on passive avoidance task and motor coordination in healthy adult male rats.materials and methodsanimals were randomly divi...

Journal: :Journal of experimental psychology. Learning, memory, and cognition 2008
Mark W Becker Ian P Rasmussen

Four flicker change-detection experiments demonstrate that scene-specific long-term memory guides attention to both behaviorally relevant locations and objects within a familiar scene. Participants performed an initial block of change-detection trials, detecting the addition of an object to a natural scene. After a 30-min delay, participants performed an unanticipated 2nd block of trials. When ...

Journal: :avicenna journal of phytomedicine 0
alireza sarkaki physiology research center (prc), medicinal plant research center, ahvaz jundishpur university of medical sciences, ahvaz, i.r. iran saeed valipour chehardacheric department of biology, faculty of sciences, islamic azad university, izeh branch, khouzestan, i.r. iran yaghoub farbood department of physiology, medicine faculty, physiology research center (prc), ahvaz jundishpur university of medical sciences, ahvaz, i.r. iran seyed mohammad taghi mansouri department of pharmacology, medicine faculty, physiology research center (prc), ahvaz jundishpur university of medical sciences, ahvaz, i.r. iran bahareh naghizadeh department of pharmacology, medicine faculty, physiology research center (prc), ahvaz jundishpur university of medical sciences, ahvaz, i.r. iran effat basirian physiology research center, ahvaz jundishapur university of medical sciences, ahvaz, i.r. iran

objective: the present study was hypothesized to investigate the beneficial effects of fresh, aged, and cooked garlic extracts on blood glucose and memory of diabetic rats induced by streptozocine (stz). material and methods: diabetes was induced by an intraperitoneal injection of stz (60 mg/kg body weight). an oral dose of 1000 mg/kg of each garlic extract was given daily for 4 weeks after dia...

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